Series MB 700 Expander

Part Number

MB 700

Material

Stainless Steel 1.4305 & Bearing Steel Ball

Overview

The Series MB 700 Koenig expander plug effectively seals drilled holes with complete reliability. The expander technology forms a complete metal-to-metal seal as the heat treated bearing steel ball is pressed into the stainless steel sleeve. Metal-to-metal expander technology removes the need for any sealants, adhesives, or rags, reducing lifetime costs of the seal and improving sustainability.

Product Highlights

High hardness materials provide high durability and strength
Can with stand high tolerances of pressure
Wide size range for various applications

Technical Specs

Sleeve

Stainless Steel DIN 1.4305

Ball

Bearing Steel, Heat treated

Hardness

HB=180

Dimensions In

Size Range & Pressure

Up to 450 Bar (6,500psi) From 3.0 - 22.0mm

Koenig Expander Series MB 700 push type sealing plug

Product Number	d1	l1	(l2) ~ Ref.	d2 +0.10 / -0	d3 Max	l3 min.	x ±0.2	(s) ~ Ref.	Packaging Unit	Weight in gram/pcs.
MB 700-030	3	3.6	4.6	3	2.2	3.4	0.4	1.2	100/1000	0.17
MB 700-040	4	4	5.2	4	3.3	3.8	0.2	1.5	100/2000	0.34
MB 700-050	5	5.5	7	5	4.3	5.3	0.4	2.5	100/2000	0.68
MB 700-060	6	6.5	8.6	6	5.3	6.3	0.4	2.5	100/2000	1.17
MB 700-070	7	7.5	10.1	7	6.4	7.3	0.4	3.0	100/1000	1.9
MB700-080	8	8.5	11.6	8	7.4	8.3	0.3	3.5	50/1000	2.84
MB 700-090	9	10	13.5	9	8.4	9.8	0.4	4.0	50/500	4
MB 700-100	10	11	15.1	10	9.4	10.8	0.4	4.5	50/500	5.47
MB 700-120	12	13	17.8	12	10.6	12.8	0.4	5.5	50/250	9.31
MB 700-140	14	15	20.4	14	12.7	14.5	0.4	6.35	50/250	14.72
MB 700-160	16	17	23.4	16	14.7	16.5	0.6	7.0	25/100	22
MB 700-180	18	19	26.3	18	16.7	18.5	0.6	8.0	25/100	31.24
MB 700-200	20	22	30	20	18.7	21.5	0.8	9.0	25/100	44.24
MB 700-220	22	25	34	22	20.7	24.5	0.8	10.0	25/50	58.61

Series MB 700 mm	Base Material of the Installation
Series MB 700 mm	High Strength Steel ETG-100 / 44SMn28 AISI 1144	Case Hardened Steel C15Pb / 1.0403 AISI 10L15	Ductile Cast Iron EN 1563: GJS-600-3 ASTM A536: 80-60-03	Gray Cast Iron EN 1561: GJL-250 ASTM A48: NO.35	Aluminium-Alloy AICu4Mg1 / EN AW-2024-T3 AA: 2024 T4/T6*	Aluminium-Alloy AIMgSiPb / EN AW-6012-T6 AA: 6012-T6	Cast Aluminium-Alloy G-AISi7Mg / EN-AC-42100 ASTM/UNS: A356
Ø 3 – 10	1400 bar / 20300 psi 450 bar / 6500 psi					1200 bar / 17400 psi 380 bar / 5500 psi
Ø 12 – 22	1150 bar / 16700 psi 350 bar / 5100 psi					900 bar / 13000 psi 280 bar / 4100 psi
Proof Pressure Test – Ⓑ Max. allowable Working Pressure = Nominal Pressure *SFC KOENIG’s North American Engineering Department utilizes 2024-T4/T6 as a test base material.

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Series MB 700 Product Information